become hot real estate markets we moved to the south bay now silicon valley area, throughout san jose, campbell and cupertino basically anywhere you have tech companies stiff competition for homes on the peninsula, palo alto, menlo park and other places seen multiple offers for other listings -- every listing san francisco of course you can't whittle down by neighborhood almost all of san francisco is hot and you go up to north bay, realtors say all of marion very hot, mill valley, rob, can't build among others and mainly investors are buying properties, renting them and a lot of cases dan kerman explores the issue all around the bay area, dan talked to one prospective buyer who is trying to get more and more difficult to get the home they want. >> buying house? not really. >> for the last six months they have been looking to buy gold of the limited of homes for sale is making things much more difficult than expected. >> this is the fourth offer we put in each offer be put in a little bit more than asking, more and more over asking so, we found one about 20% over asking and we got been out by,